872.5MHz SAW Filter 15MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT87301 www.sipatsaw.com Features For RF SAW filter Single-ended operation Ceramic Surface Mount Package Small size No matching required for operation at 50Ω RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz 865 872.5 880 Insertion Loss(865～880MHz) dB - 2.8 3.5 Return loss(865～880MHz) dB 10 13.9/14.4 - Passband Variation(865～880MHz) dB - 0.9 2 DC～824MHz dB 20 41 - 824～849MHz dB 25 39 - 885～1000MHz dB 10 11 - 1730～1760MHz dB 25 40 - 1760～3000MHz dB 20 22 - Ultimate Rejection Material Temperature coefficient KHz/°C -27.9 Substrate Material - 42LT Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -45 - +105 DC Voltage V Input Power dBm ESD Class - 0 - - 10 1A SMD3.0*3.0 Package Size Notes: 1. All specifications are based on the test circuit shown; 2. In production, all specifications are measured by Agilent Network analyzer and full 2 port calibration at room temperature; 3. Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. This is the optimum impedance in order to achieve the performance show. SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 Part Number LBT87301 Rev. Date 2010-11-17 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 1/3 872.5MHz SAW Filter 15MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT87301 www.sipatsaw.com Matching Configuration Source/Load Impedance=50 ohm OUTPUT 50Ω INPUT 50Ω Notes - Component values may change depending on board layout. Package Dimension 3.00±0.10 Pad Configuration: 6 1 5 3 2 Output: 5 3.00±0.10 2 H73A XXYY Input: Ground: All Others 1.25±0.17 4 Marking Configuration: 1.15±0.12 1) •: Pad Number 1 Index 2) H73A: Part Number 1.50 1 5 2 4 3 1.30 0.85 Package: SMD3.0*3.0 Unit: mm SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 0.60 1.60 3) XXYY: Date(Year/month) 6 Part Number LBT87301 Rev. Date 2010-11-17 Ver. 1.0 Fax: +86-23-62808382 Page www.sipatsaw.com / [email protected] 2/3 872.5MHz SAW Filter 15MHz Bandwidth China Electronics Technology Group Corporation No.26 Research Institute SIPAT Co., Ltd. Part Number: LBT87301 www.sipatsaw.com Typical Performance Frequency Response Passband Response Type Performance Type Performance 8.0572 -0.4428 -1.9428 -0.9428 -11.9428 -1.4428 -1.9428 A m plitude ripple(dB ) -31.9428 -41.9428 -51.9428 -2.4428 -2.9428 -61.9428 -3.4428 -71.9428 -3.9428 -81.9428 -91.9428 780 800 820 840 860 880 900 Frequency(MHz) Horizontal: 20MHz/Div 920 940 855 960 Vertical: 10dB/Div 860 870 875 Frequency(MHz) 880 885 890 895 Vertical: 0.5dB/Div Phase Linearity(f0±7.5MHz) Type Performance Type Performance 300 40 250 30 200 20 150 X: 865 Y: 8.684 10 100 X: 880 Y: 7.181 X: 880 Y: 77.18 X: 865 Y: 110.3 Degree(deg) G roup Delay T im e(ns ) 865 Horizontal: 5MHz/Div Group Delay Variation(f0±7.5MHz) 50 0 -10 0 -20 -50 -30 -100 -40 -150 -200 855 860 865 870 875 880 885 -50 855 890 860 865 870 Frequency(MHz) 875 880 885 890 Frequency(MHz) Horizontal: 5MHz/Div Vertical: 50ns/Div Horizontal: 5MHz/Div Input return loss(f0±7.5MHz) Vertical: 10deg/Div Output return loss(f0±7.5MHz) Type Performance (S22) Type Performance (S11) 0 0 -5 -5 -10 -10 -15 X: 880 Y: -15.75 -15 X: 880 Y: -17.53 M agnitude(dB ) -20 M agnitude(dB ) Magnitude(dB) -21.9428 -25 -30 X: 865 Y: -33.01 -20 X: 865 Y: -23.17 -25 -35 -30 -40 -35 -45 -50 845 850 855 860 865 870 875 Frequency(MHz) 880 885 890 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Tel: +86-23-62808818 895 -40 845 900 850 855 860 865 870 875 Frequency(MHz) Part Number LBT87301 Rev. Date 2010-11-17 Ver. 1.0 Fax: +86-23-62808382 880 885 890 Page www.sipatsaw.com / [email protected] 895 900 3/3